Inventor
FUELDNER FRIEDRICH
DE12 patents
Patents
12 patentsUS5001728AMar 19, 1991
Method and apparatus for demodulating a biphase signal
THOMSON BRANDT GMBH24 citations91
US5166915ANov 24, 1992
Process for track jumping
THOMSON BRANDT GMBH15 citations73
US6046967AApr 4, 2000
Recording or playback device for optical information carriers having a servo control circuit and method for treating error signals in such a device
THOMSON BRANDT GMBH8 citations67
US5327410AJul 5, 1994
Direction-determination logic as for a signal pickup in recorded signal recovery apparatus
THOMSON BRANDT GMBH5 citations61
US5313440AMay 17, 1994
Track crossing method using dual counters
THOMSON BRANDT GMBH3 citations61
US5146444ASep 8, 1992
Servo control loop
THOMSON BRANDT GMBH2 citations61
US5014215AMay 7, 1991
Process for evaluating signals from an incremental transmitter
THOMSON BRANDT GMBH5 citations61
US5412640AMay 2, 1995
Method for measuring and regulating the radial and tangential angles of a light beam
THOMSON BRANDT GMBH5 citations60
US5500845AMar 19, 1996
Resilient scanning head support made of deformable material
THOMSON BRANDT GMBH2 citations59
US5375107ADec 20, 1994
Track error control signal generation apparatus as for a disc player
THOMSON BRANDT GMBH1 citations51
US5136568AAug 4, 1992
Tracking circuit for guiding a beam of light along data tracks of a recorded medium
THOMSON BRANDT GMBH1 citations51
US5313659AMay 17, 1994
Method of automatically tuning a radio
THOMSON BRANDT GMBH0 citations50